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3.4 Carrying Capacity

Syllabus
2025
Topic
3.4
Level

ERT-3.D—Describe carrying capacity

Describe carrying capacity.

  • When a population exceeds its carrying capacity (carrying capacity can be denoted as K), overshoot occurs. There are environmental impacts of population overshoot, including resource depletion.
  • Enduring understanding ERT-3: Populations change over time in reaction to a variety of factors.

ERT-3.E—Describe the impact of carrying capacity on ecosystems

Describe the impact of carrying capacity on ecosystems.

  • A major ecological effect of population overshoot is dieback of the population (often severe to catastrophic) because the lack of available resources leads to famine, disease, and/or conflict.
  • Enduring understanding ERT-3: Populations change over time in reaction to a variety of factors.

Objective notes

2 learning objectives
ConceptAP Environmental Science